@article{MZM_2001_69_1_a0,
     author = {V. V. Basov},
     title = {Bifurcation of {Invariant} {Tori} of {Codimension} {One}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {3--17},
     publisher = {mathdoc},
     volume = {69},
     number = {1},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2001_69_1_a0/}
}